From patchwork Tue Mar 15 17:23:10 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Appana Durga Kedareswara rao X-Patchwork-Id: 8590801 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 519BFC0553 for ; Tue, 15 Mar 2016 17:34:32 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 6887820204 for ; Tue, 15 Mar 2016 17:34:31 +0000 (UTC) Received: from bombadil.infradead.org (unknown [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 806E72011B for ; Tue, 15 Mar 2016 17:34:30 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1afsiF-0001pZ-8z; 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Tue, 15 Mar 2016 17:23:56 +0000 Received: from unknown-38-66.xilinx.com ([149.199.38.66] helo=xsj-pvapsmtp01) by xsj-pvapsmtpgw01 with esmtp (Exim 4.63) (envelope-from ) id 1afshI-00065W-5c; Tue, 15 Mar 2016 10:23:56 -0700 Received: from [127.0.0.1] (helo=localhost) by xsj-pvapsmtp01 with smtp (Exim 4.63) (envelope-from ) id 1afshI-0004Xx-1W; Tue, 15 Mar 2016 10:23:56 -0700 Received: from xsj-pvapsmtp01 (maildrop.xilinx.com [149.199.38.66]) by xsj-smtp-dlp1.xlnx.xilinx.com (8.13.8/8.13.1) with ESMTP id u2FHNpG5008793; Tue, 15 Mar 2016 10:23:51 -0700 Received: from [172.23.64.207] (helo=xhd-lin64re117.xilinx.com) by xsj-pvapsmtp01 with esmtp (Exim 4.63) (envelope-from ) id 1afshD-0004W0-B3; Tue, 15 Mar 2016 10:23:51 -0700 Received: by xhd-lin64re117.xilinx.com (Postfix, from userid 13614) id 85307208FB; Tue, 15 Mar 2016 22:53:50 +0530 (IST) From: Kedareswara rao Appana To: , , , , , , , , Subject: [PATCH 5/7] dmaengine: xilinx_vdma: Remove unnecessary axi dma device-tree binding doc Date: Tue, 15 Mar 2016 22:53:10 +0530 Message-ID: <1458062592-27981-6-git-send-email-appanad@xilinx.com> X-Mailer: git-send-email 2.1.2 In-Reply-To: <1458062592-27981-1-git-send-email-appanad@xilinx.com> References: <1458062592-27981-1-git-send-email-appanad@xilinx.com> X-RCIS-Action: ALLOW X-TM-AS-Product-Ver: IMSS-7.1.0.1224-8.0.0.1202-22194.005 X-TM-AS-User-Approved-Sender: Yes;Yes X-EOPAttributedMessage: 0 X-Forefront-Antispam-Report: CIP:149.199.60.83; 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SRVR:BL2NAM02HT073; BCL:0; PCL:0; RULEID:; SRVR:BL2NAM02HT073; X-Forefront-PRVS: 08828D20BC X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 15 Mar 2016 17:23:56.8876 (UTC) X-MS-Exchange-CrossTenant-Id: 657af505-d5df-48d0-8300-c31994686c5c X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=657af505-d5df-48d0-8300-c31994686c5c; Ip=[149.199.60.83]; Helo=[xsj-pvapsmtpgw01] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL2NAM02HT073 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160315_102420_902003_F9BFA5AB X-CRM114-Status: GOOD ( 12.51 ) X-Spam-Score: -1.9 (-) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-3.4 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RDNS_NONE,UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP AXI DMA support is added to the existing AXI VDMA driver. The binding doc for AXI DMA should also be updated in the VDMA device-tree binding doc. Signed-off-by: Kedareswara rao Appana --- .../devicetree/bindings/dma/xilinx/xilinx_dma.txt | 65 ---------------------- 1 file changed, 65 deletions(-) delete mode 100644 Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt diff --git a/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt b/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt deleted file mode 100644 index 2291c40..0000000 --- a/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt +++ /dev/null @@ -1,65 +0,0 @@ -Xilinx AXI DMA engine, it does transfers between memory and AXI4 stream -target devices. It can be configured to have one channel or two channels. -If configured as two channels, one is to transmit to the device and another -is to receive from the device. - -Required properties: -- compatible: Should be "xlnx,axi-dma-1.00.a" -- #dma-cells: Should be <1>, see "dmas" property below -- reg: Should contain DMA registers location and length. -- dma-channel child node: Should have atleast one channel and can have upto - two channels per device. This node specifies the properties of each - DMA channel (see child node properties below). - -Optional properties: -- xlnx,include-sg: Tells whether configured for Scatter-mode in - the hardware. - -Required child node properties: -- compatible: It should be either "xlnx,axi-dma-mm2s-channel" or - "xlnx,axi-dma-s2mm-channel". -- interrupts: Should contain per channel DMA interrupts. -- xlnx,datawidth: Should contain the stream data width, take values - {32,64...1024}. - -Option child node properties: -- xlnx,include-dre: Tells whether hardware is configured for Data - Realignment Engine. - -Example: -++++++++ - -axi_dma_0: axidma@40400000 { - compatible = "xlnx,axi-dma-1.00.a"; - #dma_cells = <1>; - reg = < 0x40400000 0x10000 >; - dma-channel@40400000 { - compatible = "xlnx,axi-dma-mm2s-channel"; - interrupts = < 0 59 4 >; - xlnx,datawidth = <0x40>; - } ; - dma-channel@40400030 { - compatible = "xlnx,axi-dma-s2mm-channel"; - interrupts = < 0 58 4 >; - xlnx,datawidth = <0x40>; - } ; -} ; - - -* DMA client - -Required properties: -- dmas: a list of <[DMA device phandle] [Channel ID]> pairs, - where Channel ID is '0' for write/tx and '1' for read/rx - channel. -- dma-names: a list of DMA channel names, one per "dmas" entry - -Example: -++++++++ - -dmatest_0: dmatest@0 { - compatible ="xlnx,axi-dma-test-1.00.a"; - dmas = <&axi_dma_0 0 - &axi_dma_0 1>; - dma-names = "dma0", "dma1"; -} ;